1941 The Mechanical Monsters Superman battles a criminal mastermind and his robot army. Credits Director Dave Fleischer Producer Max Fleischer Writers Izzy Sparber , Seymour Kneitel Composers Winston Sharples , Sammy Timberg Cast Bud Collyer , Joan Alexander , Jackson Beck Studios Paramount Pictures , Fleischer Studios Genres Animation Fantasy Science Fiction Family Action Adventure Posters 3 US theatrical US international FR character
